- 518210 Data Processing & Hosting
- 519190 Other Information Svc
- 541511 Computer Programming
- 541512 Computer System Design
- 541513 Computer Facilities Mgmt.
- 541519 Computer Related Svc
- 541611 Mgmt. Consulting Svc
- 541612 Human Resource Consulting
- 541614 Logistics Consulting Svc
- 541618 Other Management Svc
- 561110 Office Administrative Svc
- 561210 Facilities Support Svc
- 561320 Temporary Staffing Svc
- 611420 Computer Training
- 541990 Professional, Scientific, and Technical Svc